/*
 * Copyright 1999-2017 Alibaba Group Holding Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package studio.raptor.sqlparser.dialect.oracle.ast.stmt;

import java.util.ArrayList;
import java.util.List;
import studio.raptor.sqlparser.ast.SQLExpr;
import studio.raptor.sqlparser.dialect.oracle.ast.OracleSQLObjectImpl;
import studio.raptor.sqlparser.dialect.oracle.visitor.OracleASTVisitor;

public class OracleSelectPivot extends OracleSelectPivotBase {

  private final List<Item> items = new ArrayList<Item>();
  private final List<SQLExpr> pivotFor = new ArrayList<SQLExpr>();
  private final List<Item> pivotIn = new ArrayList<Item>();
  private boolean xml;

  public OracleSelectPivot() {

  }

  public void accept0(OracleASTVisitor visitor) {
    if (visitor.visit(this)) {
      acceptChild(visitor, this.items);
      acceptChild(visitor, this.pivotFor);
      acceptChild(visitor, this.pivotIn);
    }

    visitor.endVisit(this);
  }

  public List<Item> getPivotIn() {
    return this.pivotIn;
  }

  public List<SQLExpr> getPivotFor() {
    return this.pivotFor;
  }

  public boolean isXml() {
    return this.xml;
  }

  public void setXml(boolean xml) {
    this.xml = xml;
  }

  public List<Item> getItems() {
    return this.items;
  }

  public void addItem(Item item) {
    if (item != null) {
      item.setParent(this);
    }
    this.items.add(item);
  }

  public static class Item extends OracleSQLObjectImpl {

    private String alias;
    private SQLExpr expr;

    public Item() {

    }

    public String getAlias() {
      return this.alias;
    }

    public void setAlias(String alias) {
      this.alias = alias;
    }

    public SQLExpr getExpr() {
      return this.expr;
    }

    public void setExpr(SQLExpr expr) {
      this.expr = expr;
    }

    public void accept0(OracleASTVisitor visitor) {
      if (visitor.visit(this)) {
        acceptChild(visitor, this.expr);
      }

      visitor.endVisit(this);
    }
  }
}
